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authorRik van Riel <riel@redhat.com>2012-10-08 16:33:03 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2012-10-09 16:22:53 +0900
commit05106e6a54aed321191b4bb5c9ee09538cbad3b1 (patch)
treeba13b2981df91a994f15224d07485b90e6840a10 /mm
parenteab1eef9911c36966b5d5934e6970581b3316013 (diff)
downloadlinux-05106e6a54aed321191b4bb5c9ee09538cbad3b1.tar.bz2
mm: enable CONFIG_COMPACTION by default
Now that lumpy reclaim has been removed, compaction is the only way left to free up contiguous memory areas. It is time to just enable CONFIG_COMPACTION by default. Signed-off-by: Rik van Riel <riel@redhat.com> Cc: Mel Gorman <mel@csn.ul.ie> Acked-by: Rafael Aquini <aquini@redhat.com> Acked-by: Johannes Weiner <hannes@cmpxchg.org> Acked-by: Minchan Kim <minchan@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm')
-rw-r--r--mm/Kconfig1
1 files changed, 1 insertions, 0 deletions
diff --git a/mm/Kconfig b/mm/Kconfig
index 3322342a1ffb..a3f8dddaaab3 100644
--- a/mm/Kconfig
+++ b/mm/Kconfig
@@ -191,6 +191,7 @@ config SPLIT_PTLOCK_CPUS
# support for memory compaction
config COMPACTION
bool "Allow for memory compaction"
+ def_bool y
select MIGRATION
depends on MMU
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